Shoe upper



FIG. 1 is a side elevational view for one side of a shoe upper showing my new design;

FIG. 2 is a side elevational view of the other side of the shoe upper illustrated in FIG. 1;

FIG. 3 is a top plan view of the shoe upper illustrated in FIG. 1;

FIG. 4 is a front elevational view of the shoe upper illustrated in FIG. 1; and,

FIG. 5 is a rear elevational view of the shoe upper illustrated in FIG. 1.

The broken line showing of a shoe sole including the cupped vertical sides is for environmental purposes only, and forms no part of the claimed design. 

The ornamental design for a shoe upper, as shown and described. 